Seiko Cal. 6391 - 591

This Automatic model from 1985 features a 42mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-608d0880a361]

Also known as: Rally, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

35j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1985

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